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1JYV

E. COLI (lacZ) BETA-GALACTOSIDASE (E537Q) IN COMPLEX WITH ONPG

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C, D
(A, B, C, D)
Beta-Galactosidasepolymer1023116505.34UniProt (P00722)
Pfam (PF02837)
Pfam (PF00703)
Pfam (PF02836)
Pfam (PF16353)
Pfam (PF02929)
Escherichia coliLACTASE; lacZ; beta-d-galactosidase
2AC, BC, CC, E, F...
(C, A, D, B)
MAGNESIUM IONnon-polymer24.317Chemie (MG)
3DC, EC, FC, GC, J...
(C, A, D, B)
SODIUM IONnon-polymer23.016Chemie (NA)
4HC, IC, N, O, SD...
(C, A, D, B)
2-nitrophenyl beta-D-galactopyranosidenon-polymer301.28Chemie (145)
5AA, AB, AD, AE, BA...
(A, B, C, D)
DIMETHYL SULFOXIDEnon-polymer78.1107Chemie (DMS)
6WE, XE, YE, ZE
(A, B, C, D)
waterwater18.04081Chemie (HOH)
Sequence modifications
A, B, C, D: 1 - 1023 (UniProt: P00722)
PDBExternal DatabaseDetails
Gly 1Thr 1cloning artifact
Ser 2Met 2cloning artifact
His 3Ile 3cloning artifact
Met 4Thr 4cloning artifact
Leu 5Asp 5cloning artifact
Glu 6Ser 6cloning artifact
Asp 7Leu 7cloning artifact
Pro 8Ala 8cloning artifact
Gln 537Glu 537engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight466021.1
Non-Polymers*Number of molecules148
Total formula weight11551.2
All*Total formula weight477572.4
*Water molecules are not included.

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PDB entries from 2024-10-30

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